(core dumped) | gjar

hello,

when i make gcc 4.4.2 i get this message

    find gnu java javax org sun -name .svn -prune -o -name '*.class' -print | \\
    gjar -cfM@ $here/libgcj-4.4.2.jar

/bin/sh: line 2: 32730 Done find gnu java javax org sun -name .svn -prune -o -name '*.class' -print
32731 Aborted (core dumped) | gjar -cfM@ $here/libgcj-4.4.2.jar
make[3]: *** [libgcj-4.4.2.jar] Error 134

any one can help me ?

what does this command report?

file core

root@server [~/programming/gcc-4.4.2/libjava/classpath/lib]# file core.32731
core.32731: ELF 64-bit LSB core file x86-64, version 1 (SYSV), SVR4-style, from 'nux/libjava/lib'